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(11)

EP 3 729 386 A1

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(43) Date of publication: 28.10.2020 Bulletin 2020/44 (21) Application number: 18833794.3 (22) Date of filing: 20.12.2018

(51) International Patent Classification (IPC):  G07C 9/00(2020.01) H04L 9/32(2006.01) H04L 29/06(2006.01) (86) International application number: PCT/US2018/066722 (87) International publication number: WO 2019/126453 (27.06.2019 Gazette 2019/26)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 21.12.2017 US 201762608977 P (71) Applicant: The Chamberlain Group, Inc. Oak Brook, IL 60523 (US)	(72) Inventor: FITZGIBBON, James J. Batavia, Illinois 60510 (US) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)